aboutsummaryrefslogtreecommitdiff
path: root/libc/src/stdio/gpu/putchar.cpp
blob: da2d0a8376192ce8a809570367ed30aa546e070d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
//===-- GPU implementation of putchar -------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "src/stdio/putchar.h"

#include "file.h"
#include "hdr/stdio_macros.h" // for EOF and stdout.
#include "src/__support/common.h"

namespace LIBC_NAMESPACE_DECL {

LLVM_LIBC_FUNCTION(int, putchar, (int c)) {
  unsigned char uc = static_cast<unsigned char>(c);

  size_t written = file::write(stdout, &uc, 1);
  if (1 != written)
    return EOF;

  return 0;
}

} // namespace LIBC_NAMESPACE_DECL